#include <stdio.h>

int foo() {
 int a = 2, b = 0, c, d, e;
 
 c = a+b/2;
 d = b+c;
 b = d+e;
 
 return b;  
}

void bar () {

  int a = 2;
  void* vl = &a;
  
  ((int*)vl)[0] = 23;
  
}

void fee() {
  int a = 2;
  int* x = &a;

  if(a%2 == 0) {
    *x = -4;
  }
  else {
    *x = a + 1;
  }
  while(*x) (*x)--;
}

int main(){
 foo();
 bar();
 
 return 0;
}

